Are you wanting a full system or just the base unit? Here's two specs to start you off, the first one with a monitor and wireless keyboard and mouse, and the second one a high end base unit:
Case COOLERMASTER ELITE 430 BLACK CASE Processor (CPU)
AMD PHENOM II X4 970 (3.50GHz/8MB CACHE/AM3) - BLACK EDITION Motherboard
ASUS® M4N98TD EVO: DDR3, 2-Way SLI, SATA 3.0GB/s Memory (RAM)
4GB SAMSUNG DDR3 DUAL-DDR3 1333MHz (2 X 2GB) Graphics Card
1280MB NVIDIA GEFORCE GTX470 GDDR5 PCI EXPRESS - DirectX® 11 (Special Offer) Memory - 1st Hard Disk
1TB WD CAVIAR BLACK WD1002FAEX, SATA 6 Gb/s, 64MB CACHE (7200rpm) 1st DVD/BLU-RAY Drive
24x DUAL LAYER DVD WRITER ±R/±RW/RAM Memory Card Reader
INTERNAL 52 IN 1 CARD READER (XD, MS, CF, SD, etc) + 1 x USB 2.0 PORT Power Supply
600W Quiet 80 PLUS Quad Rail PSU + 120mm Case Fan (£59) Processor Cooling
SUPER QUIET 22dBA TRIPLE COPPER HEATPIPE CPU COOLER (£19) Sound Card
ONBOARD 8 CHANNEL (7.1) HIGH DEF AUDIO (AS STANDARD) Network Facilities
ONBOARD 10/100/1000 GIGABIT LAN PORT USB Options
6 x USB 2.0 PORTS @ BACK PANEL (MIN 2 FRONT PORTS) AS STANDARD Operating System
Genuine Windows 7 Home Premium 64 Bit - inc DVD & Licence (£79) Office Software
FREE Microsoft® Office Starter 2010 (Limited functionality Word & Excel) Anti-Virus
BULLGUARD INTERNET SECURITY - FREE 90 DAY TRIAL Monitor
22" Wide TFT Silver/Black 1920 x1080 2MS D-Sub, DVI, 21.6" Panel (£119) Keyboard & Mouse
Logitech® Wireless Desktop® MK250 Keyboard and Mouse Combo (£19) Warranty
3 Year Standard Warranty (1 Month Collect & Return, 1 Year Parts, 3 Year Labour) Delivery
STANDARD INSURED DELIVERY TO UK MAINLAND (MON-FRI) Build Time
Standard Build - Approximately 9 to 13 working days Quantity
1
Price: £996.00 including VAT and delivery.
Case COOLERMASTER ELITE 430 BLACK CASE Processor (CPU)
Intel® Core™i7 Quad Core Processor i7-950 (3.06GHz) 4.8GTs/8MB Cache Motherboard
ASUS® P6X58D-E: DDR3, USB 3.0, SATA 6.0GB/s, 3-Way SLI Memory (RAM)
6GB SAMSUNG DDR3 TRI-DDR3 1333MHz (3 X 2GB) Graphics Card
1280MB NVIDIA GEFORCE GTX470 GDDR5 PCI EXPRESS - DirectX® 11 (Special Offer) Memory - 1st Hard Disk
1TB WD CAVIAR BLACK WD1002FAEX, SATA 6 Gb/s, 64MB CACHE (7200rpm) 1st DVD/BLU-RAY Drive
24x DUAL LAYER DVD WRITER ±R/±RW/RAM Memory Card Reader
INTERNAL 52 IN 1 CARD READER (XD, MS, CF, SD, etc) + 1 x USB 2.0 PORT Power Supply
600W Quiet 80 PLUS Quad Rail PSU + 120mm Case Fan (£59) Processor Cooling
INTEL SOCKET LGA1366 STANDARD CPU COOLER Sound Card
ONBOARD 8 CHANNEL (7.1) HIGH DEF AUDIO (AS STANDARD) Network Facilities
ONBOARD 10/100/1000 GIGABIT LAN PORT USB Options
6 x USB 2.0 PORTS @ BACK PANEL (MIN 2 FRONT PORTS) AS STANDARD Operating System
Genuine Windows 7 Home Premium 64 Bit - inc DVD & Licence (£79) Office Software
FREE Microsoft® Office Starter 2010 (Limited functionality Word & Excel) Anti-Virus
BULLGUARD INTERNET SECURITY - FREE 90 DAY TRIAL Warranty
3 Year Standard Warranty (1 Month Collect & Return, 1 Year Parts, 3 Year Labour) Delivery
STANDARD INSURED DELIVERY TO UK MAINLAND (MON-FRI) Build Time
Standard Build - Approximately 9 to 13 working days Quantity
1
I've got the same reason and budget and ordered that, got lots of room to upgrade like add another HDD + SSD + Ram + Gcard in future
Case
PCS MAELSTROM T900 BLACK GAMING CASE
Overclocked CPU
OVERCLOCKED AMD PHENOM II X6 1090T (3.20GHz @ MAX 3.80GHz)
Motherboard
ASUS® CROSSHAIR IV FORMULA: DDR3, USB 3.0, SATA 6.0Gb/s, R.O GAMERS
Memory (RAM)
4GB KINGSTON HYPER-X GENESIS DUAL-DDR3 1600MHz (2 x 2GB KIT)
Graphics Card
1GB AMD RADEON™ HD 6870 PCI EXPRESS - DirectX® 11, Eyefinity 4 Capable
Memory - 1st Hard Disk
640GB WD CAVIAR BLACK WD6402AAEX, SATA 6 Gb/s, 64MB CACHE (7200rpm)
1st DVD/BLU-RAY Drive
24x DUAL LAYER DVD WRITER ±R/±RW/RAM
Memory Card Reader
INTERNAL 52 IN 1 CARD READER (XD, MS, CF, SD, etc) + 1 x USB 2.0 PORT
Power Supply
CORSAIR 750W TX SERIES (TX750) 80+ ULTRA QUIET PSU (£88)
Processor Cooling
TITAN FENRIR EVO EXTREME HEATPIPE CPU COOLER (£39)
Thermal Paste
ARCTIC COOLING MX-3 HIGH THERMAL CONDUCTIVITY COMPOUND (£9)
Sound Card
ONBOARD 8 CHANNEL (7.1) HIGH DEF AUDIO (AS STANDARD)
Network Facilities
ONBOARD 10/100/1000 GIGABIT LAN PORT
USB Options
6 x USB 2.0 PORTS @ BACK PANEL (MIN 2 FRONT PORTS) AS STANDARD
Operating System
Genuine Windows 7 Home Premium 64 Bit - inc DVD & Licence (£79)
Office Software
FREE Microsoft® Office Starter 2010 (Limited functionality Word & Excel)
Anti-Virus
NO ANTI-VIRUS SOFTWARE
Warranty
3 Year Silver Warranty (1 Year Collect & Return, 1 Year Parts, 3 Year Labour) (£5)
Delivery
STANDARD INSURED DELIVERY TO UK MAINLAND (MON-FRI)
Build Time
Standard Build - Approximately 9 to 13 working days
Quantity
1